# Rock Evans – Cal.com booking page

> “Lifafa” refers to an envelope, package, or a small amount of money given in a cover, commonly used in cultural or informal contexts in India and nearby regions. It is often associated with giving cash gifts during special occasions such as weddings, festivals, or celebrations, where money is placed inside an envelope and presented as a gesture of goodwill. In modern usage, the term can also appear online to describe rewards, offers, or benefits presented in a symbolic “envelope” format. Overall, “lifafa” is used to represent a simple and traditional way of giving or receiving money, gifts, or important documents in a covered form.

Booking page: https://cal.com/rock-evans-0z8u1h

## Event types

- [15 min meeting](https://cal.com/rock-evans-0z8u1h/15min): 15 min, confirmed instantly, event type id 5368703. Details: https://cal.com/rock-evans-0z8u1h/15min.md
- [30 min meeting](https://cal.com/rock-evans-0z8u1h/30min): 30 min, confirmed instantly, event type id 5368702. Details: https://cal.com/rock-evans-0z8u1h/30min.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction